package prist;

import java.util.HashMap;
import java.util.Map;
import java.util.Set;

public class Hash {
    public static void main(String[] args) {
        HashMap<String, Integer> result = new HashMap<>();
        result.put("123", 1);
        result.put("开门", 2);
        HashMap<Object, Object> warpper = new HashMap<>(result);
        warpper.put("iai", "vaubdino");
        Object o = warpper.get("123");

        System.out.println(o);
    }
}
